19217264

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{797}}^1$

素因数の和:953

約数の個数: 40

約数和(自身を含む): 40966128

約数和(自身を除く): 21748864

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 137, 176, 274, 548, 797, 1096, 1507, 1594, 2192, 3014, 3188, 6028, 6376, 8767, 12056, 12752, 17534, 24112, 35068, 70136, 109189, 140272, 218378, 436756, 873512, 1201079, 1747024, 2402158, 4804316, 9608632, 19217264]

約数ペア:

[(1, 19217264), (2, 9608632), (4, 4804316), (8, 2402158), (11, 1747024), (16, 1201079), (22, 873512), (44, 436756), (88, 218378), (137, 140272), (176, 109189), (274, 70136), (548, 35068), (797, 24112), (1096, 17534), (1507, 12752), (1594, 12056), (2192, 8767), (3014, 6376), (3188, 6028)]